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1 to 10 of 12 Results
Acoustic Communication in Ice Crust for Ocean Accessing Probes
Apr 19, 2021
Bao, Xiaoqi; Bar-Cohen, Yoseph; Badescu, Mircea; Lee, Hyeong Jae; Lih, Shyh-Shiuh; Sherrit, Stewart, 2021, "Acoustic Communication in Ice Crust for Ocean Accessing Probes", https://hdl.handle.net/2014/54751, ASCE 2021 Earth and Space Conference 2021, Reston, Virginia, April 19-23, 2021, JPL Open Repository
No abstract provided
Elastic wave analyzer for icy sub-surfaces (EWAIS) of ocean worlds
Apr 13, 2020
Lee, Hyeong Jae; Bar-Cohen, Yoseph; Badescu, Mircea; Sherrit, Stewart; Bao, Xiaoqi; Heness, Maikel, 2020, "Elastic wave analyzer for icy sub-surfaces (EWAIS) of ocean worlds", https://hdl.handle.net/2014/52808, Virtual Conference SPIE Smart Structures and Nondestructive Evaluation 2020 Symposia, Anaheim, California, April 13 - May 1, 2020, JPL Open Repository
No abstract provided
Ocean world sampling and data communication through significant ice depths
Feb 22, 2017
Bar-Cohen, Yoseph; Badescu, Mircea; Bao, Xiaoqi; Lee, Hyeong Jae; Sherrit, Stewart, 2017, "Ocean world sampling and data communication through significant ice depths", https://hdl.handle.net/2014/47375, Outer Planets Assessment Group (OPAG) meeting, Atlanta, Georgia, February 22-23, 2017, JPL Open Repository
No abstract provided
The JPL's Electroactive Technologies Group and its NDEAA lab
Oct 10, 2016
Bar-Cohen, Yoseph; Badescu, Mircea; Bao, Xiaoqi; Chang, Zensheu; Lee, Hyeong Jae; Lih, Shyh-Shiuh; Sherrit, Stewart, 2016, "The JPL's Electroactive Technologies Group and its NDEAA lab", https://hdl.handle.net/2014/47160, Electroactive Technologies Group Meeting, Pasadena, California, Ocrtober 10, 2016, JPL Open Repository
No abstract provided
The Auto-Gopher: a wireline rotary-percussive deep sampler
Apr 11, 2016
Bar-Cohen, Yoseph; Zacny, Kris; Badescu, Mircea; Lee, Hyeong Jae; Sherrit, Stewart; Bao, Xiaoqi; Paulsen, Gale L.; Beegle, Luther, 2016, "The Auto-Gopher: a wireline rotary-percussive deep sampler", https://hdl.handle.net/2014/45800, ASCE Earth and Space 2016 Conference, Orlando, Florida, April 11-15, 2016, JPL Open Repository
The Auto-Gopher was developed to access regions on planetary bodies that potentially preserve biosignatures or are presently habitable that are vital to meeting search for life exploration objectives.
Actuators using piezoelectric stacks and displacement enhancers
Mar 8, 2015
Bar-Cohen, Yoseph; Sherrit, Stewart; Bao, Xiaoqi; Badescu, Mircea; Lee, Hyeong Jae; Walkenmeyer, Phillip; Lih, Shyh-Shiuh, 2015, "Actuators using piezoelectric stacks and displacement enhancers", https://hdl.handle.net/2014/45715, SPIE Smart Structures, San Diego, California, March 8-12, 2015, JPL Open Repository
The developed actuators and performance will be described and discussed in this paper.
Non-destructive testing for corrosion detection and high-temperature applications
Jul 25, 2012
Bar-Cohen, Yoseph; Sherrit, Stewart; Badescu, Mircea, 2012, "Non-destructive testing for corrosion detection and high-temperature applications", https://hdl.handle.net/2014/42438, Presentation to the Fellows of Chevron, Pasadena, California, July 25, 2012., JPL Open Repository
No abstract provided
Piezoelectric actuated drills developed at JPL and the Percussive Augmenter of Rotary Drills (PARoD)
Jun 28, 2012
Bar-Cohen, Yoseph; Sherrit, Stewart; Badescu, Mircea; Bao, Xiaoqi; Chang, Zensheu, 2012, "Piezoelectric actuated drills developed at JPL and the Percussive Augmenter of Rotary Drills (PARoD)", https://hdl.handle.net/2014/42442, Presentation to Schlumberger and Placidus, Pasadena, California, June 28, 2012, JPL Open Repository
No abstract provided
High temperature piezoelectric drill
Mar 8, 2009
Bao, Xiaoqi; Scott, James; Boudreau, Kate; Bar-Cohen, Yoseph; Sherrit, Stewart; Badescu, Mircea, 2009, "High temperature piezoelectric drill", https://hdl.handle.net/2014/44652, 2009 SPIE Conference on Smart Structures and Materials, San Diego, California, March 8-12, 2009, JPL Open Repository
The current NASA Decadal mission planning effort has identified Venus as a significant scientific target for a surface in-situ sampling/analyzing mission. The Venus environment represents several extremes including high temperature (460°C), high pressure (~9 MPa), and potentially...
Transport powder and liquid samples by surface acoustic waves
Mar 8, 2009
Bao, Xiaoqi; Bar-Cohen, Yoseph; Sherrit, Stewart; Badescu, Mircea; Louyeh, Sahar, 2009, "Transport powder and liquid samples by surface acoustic waves", https://hdl.handle.net/2014/44651, 2009 SPIE Conference on Smart Structures and Materials, San Diego, California, March 8-12, 2009, JPL Open Repository
Sample transport is an important requirement for In-situ analysis of samples in NASA planetary exploration missions. Tests have shown that powders or liquid drops on a surface can be transported by surface acoustic waves (SAW) that are generated on the surface using interdigital...
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